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Define Serializable schedule
Serializable schedule: An interleaved schedule of much more than one transaction is known as a serializable schedule, if it is equal to some serial schedule of those transactions.
What is horizontal fragmentation? Horizontal fragmentation divides the relation by assuming every tuple of r to one or more fragments
Scenario: You are a freelance database designer who has just been contacted by a small software development company named Altair Software. The president of the company has asked
What are called index-sequential files? The files that are ordered sequentially with a primary index on the search key are known as index-sequential files
Hierarchical model is also known by? A hierarchical model is also known as a Tree structure.
Explain the paths in the association network We can analyze use of paths in the association network as given below: Calculate each operation Find associations whic
What are the various symbols used to draw an E-R diagram (any 3)?
Cyber Transit Ltd keeps up-to-date information on the processing and current position of each dispatched item. Dispatched items are the main concern of the Cyber Transit product tr
examples of fields in a database
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
Process-oriented decompositions Process-oriented decompositions divide complex process, task or function into simpler sub processes until they get simple enough to be deal
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